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Re: [Discuss-gnuradio] Synced MIMO cable clock of both boards changes at
From: |
Martin Braun |
Subject: |
Re: [Discuss-gnuradio] Synced MIMO cable clock of both boards changes at every call to tb.start()? |
Date: |
Fri, 15 Apr 2016 14:14:59 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.6.0 |
No, you need to call set_time_now() or set_time_unknown_pps() to sync
clocks.
Cheers,
M
On 04/14/2016 06:47 PM, Pavan Yedavalli wrote:
> Does the start() function in GNURadio reinitialize the clocks on the
> USRPs every time it is called? I have two USRPs connected via MIMO
> cable, so they are synced, but my flowgraph calls start() after every
> loop, which I'm realizing may be changing the constant but random offset
> of the clock every time.
>
> I looked at the documentation for start() and nothing really comes to
> mind that shows what's happening to the USRP clocks when start() is
> called from my top_block. Any help would be great. Thank you so much.
>
> --
> Pavan
>
>
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